AirHint found the following cheapest return flights from London (LHR) to Hanoi (HAN)
in January 2026 (see full year ).
Return flights
05 Jan
- 19 Jan
Air China
$ 656
31 Jan
- 14 Feb
Air China
$ 656
03 Jan
- 21 Jan
Air China
$ 659
31 Jan
- 27 Feb
Air China
$ 659
26 Jan
- 06 Feb
Air China
$ 659
07 Jan
- 04 Feb
Air China
$ 659
07 Jan
- 05 Feb
Air China
$ 659
12 Jan
- 23 Jan
Cathay Pacific
$ 835
21 Jan
- 28 Jan
Cathay Pacific
$ 835
11 Jan
- 01 Feb
Cathay Pacific
$ 835
19 Jan
- 30 Jan
Cathay Pacific
$ 840
14 Jan
- 30 Jan
Cathay Pacific
$ 840
11 Jan
- 31 Jan
Cathay Pacific
$ 840
20 Jan
- 31 Jan
Cathay Pacific
$ 840
16 Jan
- 23 Jan
Cathay Pacific
$ 840
11 Jan
- 02 Feb
Cathay Pacific
$ 841
09 Jan
- 18 Jan
Cathay Pacific
$ 875
31 Jan
- 21 Feb
Singapore Airlines
$ 906
07 Jan
- 15 Feb
China Airlines
$ 919
17 Jan
- 15 Feb
China Airlines
$ 924
Also check the deals for one-way flights from London to Hanoi in January .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.